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UNiEIED SOIL CLASS.'FICATION SYSTEM <br />' <br />GROUP <br />' <br />MAJOR DIVISIONS <br />GROUP NPME <br />SYMBOL <br />' <br />CLEAN <br />GIN <br />WELL -GRADED, FINE TO COARSEGRAVPI:� <br />COARSE- <br />GRAVEL <br />' <br />GRAVEL <br />GP <br />POORLY -GRADED GRAVEL <br />GRAINED <br />MORE THAN 50 % <br />GRAVEL <br />GM <br />OF COARSE FRACTION <br />SILTY GRAVEL <br />RETAINED ON <br />SOILS <br />NO.4 SIEVE <br />WITH FINES <br />GC <br />CLAYEY GRAVEL <br />' <br />SAND <br />CLEAN <br />SW <br />WELL -GRADED SAND, FINE TO COARSE SAND <br />SAND <br />SP <br />POORLY GRADED SAND <br />MORE THAN 50 % <br />' <br />RETAINED ON <br />MORE THAN 50 °� <br />NO. 200 SIEVE <br />OF COARSE FRACTION <br />PASSES NO. 4 SIEVE <br />SAND <br />SM <br />SILTY SAND <br />WITH FINES <br />SC <br />CLAYEY SAND <br />FINE - <br />SILT AND CLAY <br />NIL <br />SILT <br />INORGANIC <br />GRAINED <br />LIQUID LIMIT <br />LESS THAN 50 <br />CL <br />CLAY <br />SOILS <br />ORGANIC <br />OL <br />ORGANIC SILT, ORGANIC CLAY <br />SILT AND CLAY <br />MH <br />SILT OF HIGH PLASTICITY, ELASTIC SILT <br />MORE THAN 50 %INORGANIC <br />PASSES <br />LIQUID LIMIT <br />CH <br />CLAY OF HIGH PLASTICITY, FLAT CLAY <br />NO. 200 SIEVE <br />50 % OR MORE <br />ORGANIC <br />OH <br />ORGANIC CLAY, ORGANIC SILT <br />HIGHLY ORGANIC SOILS <br />PT <br />PEAT <br />NOTES: <br />1) Field classification Is based <br />on visual SOIL MOISTURE MODIFIERS: <br />examination of soil In general <br />accordance with ASTM D 2488-93. Dry - Absence of moisture, dusty, dry to <br />the touch <br />2) Soil classlficallon using laboratory tests <br />Is based on ASTM D 2488-93. Moist - Damp, but no visible water. <br />3) Descriptions of soli density or Wet - Visible free water or saturated, <br />consistency are based on usually soil is obtained from a <br />Interpretation of blowceunl data, below water table <br />visual appearance of soils, andlor <br />test data. <br />ProfactNumber <br />Johnson Property <br />NELSON GEOTECHNICAL <br />No. <br />Dab <br />RSvISion <br />By <br />CK <br />718805 <br />1919 Mukilteo Boulevard <br />N/'�G� ASSOCIATES, INC. <br />W13W <br />ono" <br />ACO <br />ADM <br />Figure 4 <br />Soil Classification <br />GEOTECHNICAL ENGINEERS $ GEOLOGISTS <br />